18229120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:352

約数の個数: 128

約数和(自身を含む): 53807040

約数和(自身を除く): 35577920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 313, 320, 364, 416, 448, 455, 520, 560, 626, 640, 728, 832, 896, 910, 1040, 1120, 1252, 1456, 1565, 1664, 1820, 2080, 2191, 2240, 2504, 2912, 3130, 3640, 4069, 4160, 4382, 4480, 5008, 5824, 6260, 7280, 8138, 8320, 8764, 10016, 10955, 11648, 12520, 14560, 16276, 17528, 20032, 20345, 21910, 25040, 28483, 29120, 32552, 35056, 40064, 40690, 43820, 50080, 56966, 58240, 65104, 70112, 81380, 87640, 100160, 113932, 130208, 140224, 142415, 162760, 175280, 200320, 227864, 260416, 280448, 284830, 325520, 350560, 455728, 520832, 569660, 651040, 701120, 911456, 1139320, 1302080, 1402240, 1822912, 2278640, 2604160, 3645824, 4557280, 9114560, 18229120]

約数ペア:

[(1, 18229120), (2, 9114560), (4, 4557280), (5, 3645824), (7, 2604160), (8, 2278640), (10, 1822912), (13, 1402240), (14, 1302080), (16, 1139320), (20, 911456), (26, 701120), (28, 651040), (32, 569660), (35, 520832), (40, 455728), (52, 350560), (56, 325520), (64, 284830), (65, 280448), (70, 260416), (80, 227864), (91, 200320), (104, 175280), (112, 162760), (128, 142415), (130, 140224), (140, 130208), (160, 113932), (182, 100160), (208, 87640), (224, 81380), (260, 70112), (280, 65104), (313, 58240), (320, 56966), (364, 50080), (416, 43820), (448, 40690), (455, 40064), (520, 35056), (560, 32552), (626, 29120), (640, 28483), (728, 25040), (832, 21910), (896, 20345), (910, 20032), (1040, 17528), (1120, 16276), (1252, 14560), (1456, 12520), (1565, 11648), (1664, 10955), (1820, 10016), (2080, 8764), (2191, 8320), (2240, 8138), (2504, 7280), (2912, 6260), (3130, 5824), (3640, 5008), (4069, 4480), (4160, 4382)]